GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

    Caution: When you are performing service on or near the SIR components or the SIR wiring, you must disable the SIR system. Refer to Disabling the SIR System. Failure to follow the correct procedure could cause air bag deployment, personal injury, or unnecessary SIR system repairs.

  1. Adjust both the left and the right front seats to the rear.

  2. Object Number: 474665  Size: SH
  3. Remove the two front center seat to floor fasteners (1).
  4. Adjust both the left and the right front seats forward.
  5. Remove the two rear center seat to floor fasteners (2).
  6. Lift the center seat (3) in order to access the electrical connector (4).
  7. Remove the front center seat (3) from the vehicle.

Installation Procedure


    Object Number: 474665  Size: SH
  1. Install the center seat (3).
  2. Connect the electrical connector (4).
  3. Adjust both the left and the right front seats forward.
  4. Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

  5. Install the two rear fasteners (2) to the center seat. (3).
  6. Tighten
    Tighten the fasteners (2) to 9N·m (80 lb in).

  7. Adjust both the left and the right front seats to the rear.
  8. Install the two front fasteners (1) to the center seat (3).
  9. Tighten
    Tighten the fasteners (1) to 9N·m (80 lb in).